81753447

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{20201}}^1$

素因数の和:20294

約数の個数: 16

約数和(自身を含む): 116363520

約数和(自身を除く): 34610073

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 20201, 60603, 383819, 1151457, 1434271, 4302813, 27251149, 81753447]

約数ペア:

[(1, 81753447), (3, 27251149), (19, 4302813), (57, 1434271), (71, 1151457), (213, 383819), (1349, 60603), (4047, 20201)]